What are CLSID's {XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} on protected COM? [v5/6]

Q:
On Advanced Settings ~ Security Settings ~ Defense Plus ~ HIPS ~ “Protected COM Interfaces” there are several Class ID’s:
{XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX} what do they protect?

A:
First what is a CLSID? url=http://msdn.microsoft.com/en-us/library/ms691424%28VS.85%29.aspx[/url]
A CLSID is a globally unique identifier that identifies a COM class object.
If your server or container allows linking to its embedded objects, you need to register a CLSID for each supported class of objects.

Here are some of the class IDs mentioned (this list is somewhat out of date - volunteers needed to update it please PM me or Ronny!):

[tr][td]CLSID[/td][td]Description[/td][/tr]
[tr][td]{8856F961-340A-11D0-A96B-00C04FD705A2}[/td][td]C:\Windows\System32\ieframe.dll / Shell.Explorer.2[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{FBF23B40-E3F0-101B-8488-00AA003E56F8}[/td][td]C:\Windows\System32\ieframe.dll / InternetShortcut[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{9BA05972-F6A8-11CF-A442-00A0C90A8F39}[/td][td]ShellWindows / Interactive User[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{75048700-EF1F-11D0-9888-006097DEACF9}[/td][td]%SystemRoot%\system32\shell32.dll / ActiveDesktop[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{4590F811-1D3A-11D0-891F-00AA004B2E24}[/td][td]%systemroot%\system32\wbem\wbemprox.dll / WBEM Locator[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{4991D34B-80A1-4291-83B6-3328366B9097}[/td][td]Background Intelligent Transfer Control Class[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{5CE34C0D-0DC9-4C1F-897C-DAA1B78CEE7C}[/td][td]C:\Windows\system32\qmgrprxy.dll / PSFactoryBuffer[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{8BC3F05E-D86B-11D0-A075-00C04FB68820}[/td][td]Windows Management and Instrumentation / winmgmt[/td][/tr]
[tr][td]{B69003B3-C55E-4B48-836C-BC5946FC3B28}[/td][td]C:\Program Files\Windows Live\Messenger\msgsc.{versionnumber}.dll[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{F935DC22-1CF0-11D0-ADB9-00C04FD58A0B}[/td][td]C:\Windows\system32\wshom.ocx / Windows Script Host Shell Object[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{0002E012-0000-0000-C000-000000000046}[/td][td]ICatRegister[/td][/tr]
[tr][td][/td][/tr]
[tr][td]{EE140200-0000-0000-C000-000000000046}[/td][td]{Unknown have more info? please PM me}[/td][/tr]

Adapted for version 6 by mouse from an original post by Ronny